Perforated plate column
[化] 孔板塔; 多层孔板蒸馏塔
🧩 词语组成解析
v. 穿孔于, 在…上打眼( perforate的过去式和过去分词 ); （在纸张等上）打齿孔[孔眼线]
plate
[plet]
n. 盘子，盆子;金属板;均匀厚度的片状硬物体;[摄]底片，感光版;
vt. 镀，在…上覆盖金属板;覆盖;电镀;[印]给…制铅板;
plat 平坦 + e → n.板，片，盘 vt.电镀
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
Make sure everybody is at that meeting.
要确定每一位都出席这次会议。
Don't you think it necessary to have a close study of the contract to avoid anything missing?
你不觉得应该仔细检查一下合同，以免遗漏什么吗？
A girl came in and put an envelope on his desk.
一个姑娘走了进来，把一个信封放在了他桌上。